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Finding the Fourth Proportional to 51,393.92, 77,103.08 and 16,333.60

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Solution

The fourth proportional to 51,393.92, 77,103.08 and 16,333.60 is: 24,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,393.92 : 77,103.08 = 16,333.60 : x
  2. Step 2: Convert to fraction form
    51,393.92/77,103.08 = 16,333.60/x
  3. Step 3: Cross multiply
    51,393.92x = 77,103.08 × 16,333.60
  4. Step 4: Simplify right side
    51,393.92x = 1,259,370,867.49
  5. Step 5: Solve for x
    x = 1,259,370,867.49/51,393.92
  6. Step 6: Final answer
    x = 24,504.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.